Example usage for org.apache.commons.vfs2 FileObject getContent

Introduction

In this page you can find the example usage for org.apache.commons.vfs2 FileObject getContent.

Prototype

FileContent getContent() throws FileSystemException;

Source Link

Document

Returns this file's content.

Usage

From source file:ShowProperties.java

public static void main(String[] args) throws FileSystemException {
    if (args.length == 0) {
        System.err.println("Please pass the name of a file as parameter.");
        System.err.println("e.g. java org.apache.commons.vfs2.example.ShowProperties LICENSE.txt");
        return;/*from  w ww  .  j a  v  a 2 s  .  c  o  m*/
    }
    for (int i = 0; i < args.length; i++) {
        try {
            FileSystemManager mgr = VFS.getManager();
            System.out.println();
            System.out.println("Parsing: " + args[i]);
            FileObject file = mgr.resolveFile(args[i]);
            System.out.println("URL: " + file.getURL());
            System.out.println("getName(): " + file.getName());
            System.out.println("BaseName: " + file.getName().getBaseName());
            System.out.println("Extension: " + file.getName().getExtension());
            System.out.println("Path: " + file.getName().getPath());
            System.out.println("Scheme: " + file.getName().getScheme());
            System.out.println("URI: " + file.getName().getURI());
            System.out.println("Root URI: " + file.getName().getRootURI());
            System.out.println("Parent: " + file.getName().getParent());
            System.out.println("Type: " + file.getType());
            System.out.println("Exists: " + file.exists());
            System.out.println("Readable: " + file.isReadable());
            System.out.println("Writeable: " + file.isWriteable());
            System.out.println("Root path: " + file.getFileSystem().getRoot().getName().getPath());
            if (file.exists()) {
                if (file.getType().equals(FileType.FILE)) {
                    System.out.println("Size: " + file.getContent().getSize() + " bytes");
                } else if (file.getType().equals(FileType.FOLDER) && file.isReadable()) {
                    FileObject[] children = file.getChildren();
                    System.out.println("Directory with " + children.length + " files");
                    for (int iterChildren = 0; iterChildren < children.length; iterChildren++) {
                        System.out.println("#" + iterChildren + ": " + children[iterChildren].getName());
                        if (iterChildren > 5) {
                            break;
                        }
                    }
                }
                System.out.println("Last modified: "
                        + DateFormat.getInstance().format(new Date(file.getContent().getLastModifiedTime())));
            } else {
                System.out.println("The file does not exist");
            }
            file.close();
        } catch (FileSystemException ex) {
            ex.printStackTrace();
        }
    }
}

From source file:hadoopInstaller.io.MD5Calculator.java

/**
 * /*from w ww.j  ava2 s . c  o  m*/
 * @param file
 *            the file object to calculate md5 for. (single file, not
 *            folder)
 * @return a string with the calculated md5 in lowercase.
 * @throws NoSuchAlgorithmException
 * @throws {@link
 *             FileSystemException}
 * @throws IOException
 */
public static String calculateFor(FileObject file) throws NoSuchAlgorithmException, IOException {
    try (InputStream is = file.getContent().getInputStream();
            DigestInputStream dis = new DigestInputStream(is, MessageDigest.getInstance("MD5"));) { //$NON-NLS-1$
        byte[] in = new byte[1024];
        while ((dis.read(in)) > 0) {
            // Read until there's nothing left.
        }
        return javax.xml.bind.DatatypeConverter.printHexBinary(dis.getMessageDigest().digest()).toLowerCase();
    }
}

From source file:com.google.code.docbook4j.XSLTUtils.java

public static final String toBase64(String baseDir, String location) {

    try {//from  w ww .j  a  va2s.  c  om

        FileObject fo = FileObjectUtils.resolveFile(location, baseDir);

        byte[] data = IOUtils.toByteArray(fo.getContent().getInputStream());

        StringBuffer sb = new StringBuffer();
        sb.append("data:");
        sb.append(determineMimeType(location));
        sb.append(";base64,");
        sb.append(Base64.encode(data));

        fo.close();
        return sb.toString();

    } catch (Exception e) {
        log.error("Error reading image file: " + location, e);
    }

    return location;
}

From source file:fi.mystes.synapse.mediator.vfs.VFSTestHelper.java

public static TestFile createFile(String path, String content) throws IOException {
    FileSystemManager fsManager = VFS.getManager();
    FileObject file = fsManager.resolveFile(path);
    file.getContent().getOutputStream().write(content.getBytes());
    file.getContent().close();/* w  w  w  .  j  a  va  2 s .  c  o m*/
    return new TestFileImpl(path, content, file.getContent().getSize());
}

From source file:de.innovationgate.utils.XStreamUtils.java

/**
 * Loads an object from a UTF-8 encoded VFS file object
 * @param xstream The XStream instance to use
 * @param file The file to read from/*from  w  w w .j  a  v a 2  s .  c  om*/
 * @return The loaded object
 * @throws IOException
 */
public static Object loadUtf8FromFileObject(XStream xstream, FileObject file) throws IOException {
    InputStream in = file.getContent().getInputStream();
    return loadUtf8FromInputStream(xstream, in, true);
}

From source file:de.innovationgate.utils.XStreamUtils.java

/**
 * Serializes an object to a UTF-8 encoded VFS file object
 * @param obj The object to write//w w  w  .  jav  a2s.c  om
 * @param xstream The XStream instance to use
 * @param file The file to write
 * @throws IOException
 */
public static void writeUtf8ToFileObject(Object obj, XStream xstream, FileObject file) throws IOException {
    OutputStream out = file.getContent().getOutputStream();
    writeUtf8ToOutputStream(obj, xstream, out);
}

From source file:de.innovationgate.wgpublisher.design.OverlayData.java

public static OverlayData load(FileObject overlayDataFile) throws Exception {
    InputStream in = new BufferedInputStream(overlayDataFile.getContent().getInputStream());
    OverlayData overlayData = OverlayData.read(in);
    in.close();// w  w w.j  a v  a2s  .c o  m
    return overlayData;

}

From source file:fi.mystes.synapse.mediator.vfs.VFSTestHelper.java

public static void assertFileContentEquals(String path, String expectedContent) throws IOException {
    FileObject file = VFS.getManager().resolveFile(path);
    InputStream in = file.getContent().getInputStream();
    int length = 0;
    byte[] buffer = new byte[256];
    ByteArrayOutputStream out = new ByteArrayOutputStream();

    while ((length = in.read(buffer)) > 0) {
        out.write(buffer, 0, length);//from w w w  .  j  ava  2  s .  c o  m
    }

    assertEquals("Unexpected file content", expectedContent, out.toString());
}

From source file:com.google.code.docbook4j.XSLTUtils.java

public static final String dumpCss(String baseDir, String location) {

    try {/*from w ww.  j a  v  a 2 s  .  c o  m*/

        FileObject fo = FileObjectUtils.resolveFile(location, baseDir);

        StringBuffer sb = new StringBuffer();
        sb.append("<!--\n");
        sb.append(IOUtils.toString(fo.getContent().getInputStream())).append("\n");
        sb.append("-->\n");

        fo.close();

        return sb.toString();

    } catch (Exception e) {
        log.error("Error reading css file: " + location, e);
    }

    return "";

}

From source file:fulcrum.xml.ParserTest.java

private static InputStream getInputStream(String location) {
    InputStream is = null;//from ww w . j a va 2s  .  c o m
    try {
        FileSystemManager fsManager = VFS.getManager();
        FileObject fileObj = fsManager.resolveFile(location);
        if (fileObj != null && fileObj.exists() && fileObj.isReadable()) {
            FileContent content = fileObj.getContent();
            is = content.getInputStream();
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return is;
}